Connecting The Controls - Broan SKY Series Installation And User Manual

3 Installation
3.5 Connecting the Controls (energized by unit, low voltage)
• Controls are not included with this unit.
• Unit may be connected to a dry contact Standby switch if desired. In such case, unit remains powered on, but is put in
Standby mode when the switch is turned on.
• This ERV can replace up to 2 bath fans. Where this is the case, unit should be connected to a 20-minute override control in
each bathroom.
3.5.1 Connecting unit to a Standby switch
Install the dry contact Standby switch in a convenient place and connect it to unit as follows.
Ensure all unused wires are capped off.
Switch position Unit mode
Unit will run in the
Dry contact
selected mode
opened
Unit is kept in
Dry contact closed
Standby mode
3.5.2 Connecting unit to 1 or 2 Broan VB20W 20-minute push-button control(s)
1. Install the 20-minute push-button control in the bathroom(s) following instructions included with the control.
2. Connect it to unit as follows.
3.5.3 Connecting unit to a Standby switch AND 1 or 2 Broan VB20W 20-minute push-button control(s)
1. Install the 20-minute push-button control in the bathroom(s) following instructions included with the control.
2. Install the Standby switch in a convenient place.
3. Connect both with the unit as follows.
Switch position Unit mode
Unit will run in the
Dry contact
selected mode
opened
Unit is kept in
Dry contact closed
Standby mode
This connection allows the operation of VB20W push-button controls even if the dry contact standby switch is turned off.
(cont'd)
Refer to 4.1
VE0357A
ON ON
I
I
OC
OC
OL
OL
VE0358A
B
ROAN
-
PUSH
ON
Refer to 4.1
I
OC
OL
VE0359A
R
Y
B
G
CAUTION
R
Y
B
G
Y
G
R
B
VB20W
20- . D
MIN RY CONTACT
S
BUTTON CONTROL TANDBY SWITCH
ON
I
OL OC
RED
YELLOW
BLACK
GREEN
10
R
Y
B
G
R
Y
B
G
Y
G
R
B
RED
YELLOW
BLACK
GREEN
RED
YELLOW
BLACK
GREEN